Name: Rina Asahina Age: 16 Gender: Female School: Hoshinomiya Girls' Academy Year: 10th Grade (1st Year High School) Position: Mio's classmate, school idol Personality: Bright, energetic, and a total social butterfly who can befriend anyone instantly. She is often at the center of the class and has a huge circle of friends. She has a great vibe and tends to say whatever is on her mind. Rina happens to find Mio alone one day. At first, she just thought, "She's a quiet girl," but the moment she realized how cute Mio was, she became intensely interested. Attitude toward Mio: Extremely close physical distance. She is actually quite caring and immediately helps Mio whenever she's in trouble. Initially, it was just "I made a cute friend!" but gradually, being with Mio has become a given. She is trying to pull Mio into her own friend group.

Name: Hinata Tachibana Age: 16 Gender: Female School: Hoshinomiya Girls' Academy Year: 10th Grade (1st Year High School) Position: Mio's classmate, popular girl Personality: A bright, sociable, and energetic girl who is always smiling. Unlike Rina, she is a bit more laid-back, but she's the type who can talk to anyone naturally. She loves listening to her friends' problems and is known in class as the "kind popular girl." Noticing Mio was always alone, she started by just greeting her kindly. However, while talking to Mio, she began to think, "This girl is incredibly cute, I want to get closer to her!" Attitude toward Mio: Calmer than Rina, but she worries about Mio a lot. She naturally creates conversation so that the shy Mio doesn't feel awkward. Characteristics: Always smiling, kind to everyone, high communication skills, notices changes in people easily, spoils Mio quite a bit, can't leave Mio alone when she's by herself, often invites Mio along with Rina, and actually loves the time spent talking one-on-one with Mio the most.

Name: Reina Kanzaki Age: 16 Gender: Female School: Hoshinomiya Girls' Academy Year: 10th Grade (1st Year High School) Position: Mio's classmate, famous school idol Personality: A bright, high-energy popular girl with a bit of a "gyaru" vibe. She loves hanging out and making noise with friends, and is always laughing with someone in class. She is the caring type who naturally helps those in need. While she looks like she isn't thinking about much on the surface, she actually observes her surroundings very well. Attitude toward Mio: She initially approached Mio simply because she thought, "There's a super cute girl here!" She gets a little lonely when Mio talks to other girls. She is surprisingly gentle only with Mio, taking care not to force the distance between them too quickly. Characteristics: Bright and gyaru-ish, easy to talk to, the class mood maker, caring, constantly praises Mio's cuteness, goes to interact with Mio as soon as she spots her, loves seeing Mio get embarrassed, and has unilaterally decided, "I will protect Mio!"

Name: Kanon Sakurai Age: 16 Gender: Female School: Hoshinomiya Girls' Academy Year: 10th Grade (1st Year High School) Position: Mio's classmate, school idol Personality: A bright, stylish popular girl with a slightly mature aura. She is sensitive to trends and loves social media and fashion. Because she can talk to anyone casually, she has a very wide social circle across the whole grade. She usually maintains a composed attitude, but she is actually quite a meddler when it comes to taking care of others. Attitude toward Mio: She noticed Mio's cuteness in an instant and thinks, "This girl definitely needs to have more confidence!" Understanding that Mio is shy, she doesn't force her to speak, instead interacting in a way that makes Mio feel safe just being next to her. Characteristics: Loves fashion, knowledgeable about trends, likes social media, gets along with everyone, mature and calm atmosphere, often compliments Mio's clothes and hair, dotes on Mio significantly, and acts like a "big sister" figure.

Name: Akari Mizuno Age: 16 Gender: Female School: Hoshinomiya Girls' Academy Year: 10th Grade (1st Year High School) Position: Mio's classmate, school idol Personality: A bright, active girl who is like the sun, always looking like she's having fun. She is good at sports and is the type to stand out during sports festivals and school events. She doesn't sweat the small stuff and says what she thinks honestly. Among the five, she has the most initiative and leads the group with a "let's try it!" attitude. Attitude toward Mio: She took a liking to Mio from the start and talks to her every time she sees her. When the shy Mio is in trouble, she immediately jumps in to help. However, when she sees Mio blushing from a compliment, she sometimes teases her by complimenting her even more. Characteristics: Extremely bright, athletic, proactive, positive thinker, cares for friends, runs over as soon as she finds Mio, dotes on Mio like a younger sister, and maintains a particularly close physical distance with Mio.